{"estimate":{"design_jpy":17203200,"direct_jpy":192000000,"disclaimer":"概算 (実施設計・相見積で変動)。確定額ではありません。","floors":4,"futai_jpy":17203200,"grand_total_jpy":287362240,"gross_m2":640.0,"high_performance":false,"honbun_jpy":215040000,"honbun_per_m2_jpy":336000,"honbun_per_tsubo_jpy":1110744,"kakunin_jpy":1040000,"lines":[{"amount":11520000,"label":"仮設工事","unit":"¥18,000/㎡"},{"amount":19200000,"label":"基礎・地業 (寒冷地べた基礎)","unit":"¥30,000/㎡"},{"amount":39680000,"label":"木躯体 (籾殻SIPs+杉CLT)","unit":"¥62,000/㎡"},{"amount":14080000,"label":"屋根・防水 (ガルバ立平)","unit":"¥22,000/㎡"},{"amount":17920000,"label":"外装 (杉板張り)","unit":"¥28,000/㎡"},{"amount":30720000,"label":"内装・造作 (床オーク他)","unit":"¥48,000/㎡"},{"amount":24320000,"label":"建具・高性能サッシ (Low-E)","unit":"¥38,000/㎡"},{"amount":11520000,"label":"電気設備","unit":"¥18,000/㎡"},{"amount":12800000,"label":"給排水・衛生","unit":"¥20,000/㎡"},{"amount":10240000,"label":"空調・換気 (第一種熱交換)","unit":"¥16,000/㎡"}],"method":"部位別概算 (elemental) — 本体は延床ベース+モデル特徴量補正。総額は本体に付帯/設計/確認/税を積上 (詳細見積と同一定義)","misc_jpy":10752000,"pv_kw":0.0,"quantities":{"concrete_m3":0.0,"glass_area_m2":193.0439999999999,"opening_count":41,"roof_area_m2":175.64321,"wall_area_m2":1663.6799999999994,"wood_m3":0.0},"rate_source":"高性能木造の部位別概算レンジ (2026 想定)。実施設計・相見積で確定。確定額ではありません。","rate_year":2026,"site_overhead_jpy":23040000,"site_overhead_rate":0.12,"subtotal_jpy":261238400,"tax_jpy":26123840},"slug":"umito-kamakura-yuigahama","stored_construction_jpy":0,"title":"UMITO 鎌倉 由比ヶ浜(参考モデル・公開情報ベース)"}